When building KVM with a lot of vcores (NR_CPUS is big), we can potentially
get out of the ld immediate range for dereferences inside that struct.
Move the array to the end of our kvm_arch struct. This fixes compilation
issues with NR_CPUS=2048 for me.
Signed-off-by: Alexander Graf <ag...@suse.de>
---
arch/powerpc/include/asm/kvm_host.h | 5 ++++-
1 file changed, 4 insertions(+), 1 deletion(-)
diff --git a/arch/powerpc/include/asm/kvm_host.h
b/arch/powerpc/include/asm/kvm_host.h
index faf2f0e..855ba4d 100644
--- a/arch/powerpc/include/asm/kvm_host.h
+++ b/arch/powerpc/include/asm/kvm_host.h
@@ -255,7 +255,6 @@ struct kvm_arch {
atomic_t hpte_mod_interest;
spinlock_t slot_phys_lock;
cpumask_t need_tlb_flush;
- struct kvmppc_vcore *vcores[KVM_MAX_VCORES];
int hpt_cma_alloc;
#endif /* CONFIG_KVM_BOOK3S_HV_POSSIBLE */
#ifdef CONFIG_KVM_BOOK3S_PR_POSSIBLE
@@ -273,6 +272,10 @@ struct kvm_arch {
struct kvmppc_xics *xics;
#endif
struct kvmppc_ops *kvm_ops;
+#ifdef CONFIG_KVM_BOOK3S_HV_POSSIBLE
+ /* This array can grow quite large, keep it at the end */
+ struct kvmppc_vcore *vcores[KVM_MAX_VCORES];
+#endif
};
/*
--
1.8.1.4
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